Q. If $C$ the restoring couple per unit radian twist and $I$ is the moment of inertia, then the dimensional representation of $2\pi\sqrt{\frac{I}{C}}$ will be
A) $\lbrack M^{0}L^{0}T^{- 1}\rbrack$
B) $\lbrack M^{0}L^{0}T^{\ }\rbrack$
C) $\lbrack M^{0}L^{\ }T^{- 1}\rbrack$
D) $\lbrack M^{\ }L^{2}T^{- 2}\rbrack$
Explanation
Use formula for time period in angular SHM.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.